Int_t NewPNG( ) { TImage *img = new TImage( 60, 60 ); for( int m = 0; m < 60; m++ ) for( int n = 0; n < 60; n++ ) img->PutPixel( m, n, "#FFFFFF"); for( int n = 0; n < 60; n++ ) img->PutPixel( m, n, "#0000FF"); img->Draw(); }